背单词程序：程序使用词汇表文件，其中每个词条由单词和解释两部分组成，编程完成：建立、修改和存储词汇表文件的功能。

（1）　　如果词汇表中没有词条，要显示相应的提示信息；如果词汇表中有词条，则显示其第一个单词；

（2）　　按任一键，可以显示该单词对应的解释，按向下箭头，可以显示下一单词。

实现词汇表中词条的增加、删除、修改的管理功能。（2人）

-Word back procedures: procedures for the use of a glossary document, each term explained by the words and composed of two parts, programming to complete: Create, modify, and document storage functions glossary. (1) If there is no glossary of terms, it is necessary to display the corresponding message　if there is a glossary of terms, it shows the first word　(2) according to any one of keys, you can display the words corresponding to explain, according to the downward arrow, you can display the next word. Glossary of terms to achieve an increase in deletion, modification of management functions. (2)